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Naperville, IL Parking Rules: Commercial & Oversized Vehicles (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Weight threshold
8,000 lbs curb weight
Banned hours
2:00-5:00 a.m. daily
Exempt
vehicles in enclosed garages
Seasonal exception
1 snowplow vehicle, Nov 15-Apr 15

Summary

Naperville bars parking vehicles of 8,000 pounds curb weight or more outdoors overnight in residential districts, from 2:00 a.m. to 5:00 a.m. every night of the week.

Overnight off street parking between the hours of two o'clock (2:00) a.m. and five o'clock (5:00) a.m. from Monday to Sunday is prohibited for the following motor vehicles:2.1.Any motor vehicle having a curb weight of eight thousand (8,000) pounds or greater. For the purposes of this Section, "curb weight" is defined as the weight of a motor vehicle with standard equipment, fuel, oil, and coolant;2.2.Any mobile commercial machinery on wheels designed to be towed over the public right-of-way, including, but not limited to, air compressors, asphalt basins, chipper machines, etc.; and2.3.Any commercial or industrial equipment on a vehicle or in the bed of a vehicle not safely secured or covered.3.Exempt Vehicles: The following motor vehicles shall be exempt from the provisions of this Section:3.1.Any motor vehicle which is stored within a fully enclosed building or structure, except as otherwise provided in Section 6-2-7 of this Chapter.3.2.Any motor vehicle which has snow removal equipment temporarily attached, subject to the following:3.2.1.The vehicle shall not be located on the subject property prior to November 15 of each year, or beginning with the first two-inch snow event, whichever comes first, and not after April 15 of the subsequent year;3.2.2.There shall be not more than one such vehicle per residence; and3.2.3.The vehicle must be owned or operated by a resident of the property where the vehicle is parked overnight. (Ord. No. 07-017, 1-16-2007)

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 101).

Full Breakdown

Naperville's motor vehicle regulations for residential districts prohibit off-street overnight parking, between 2:00 a.m. and 5:00 a.m. every day, for any motor vehicle with a curb weight of 8,000 pounds or more, along with towed commercial machinery like air compressors and asphalt basins, and uncovered commercial equipment on a truck bed. Curb weight is defined as the vehicle's weight with standard equipment, fuel, oil, and coolant. Exceptions exist for vehicles stored fully inside an enclosed garage and for one seasonal snowplow-equipped vehicle per residence between November 15 and April 15.

Violations & Fines

Leaving a qualifying heavy or commercial vehicle parked outdoors between 2:00 a.m. and 5:00 a.m. in a residential district is a code violation enforceable against the vehicle owner or occupant.

Frequently Asked Questions

Can I park my pickup truck overnight on my Naperville street?
Yes, unless it weighs 8,000 pounds or more curb weight: those vehicles can't park outside between 2 and 5 a.m. in residential districts.
Are commercial trailers exempt from Naperville's overnight parking ban?
No: towed commercial machinery like air compressors is also banned outdoors overnight in residential areas under § 6-2-20.

Sources & Official References

Other rules in Naperville

All Naperville rules

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